Mwalimu Tlanka

This page lists questions and answers that were posted by visitors named Mwalimu Tlanka.

Questions

The following questions were asked by visitors named Mwalimu Tlanka.

Answers

The following answers were posted by visitors named Mwalimu Tlanka.

Data given Mass = 0.2 kg Height = 20 m Energy lost = 30J Required, Height after rebound = ? PE after rebound = Original PE - Energy lost mgh' = mgh - E 0.2×10×h' = 0.2×10×20 - 30 2h' = 40 -30 2h' = 10 h' = 10/2 h' = 5 Therefore, height reached after rebou...